/*
 *    This program is free software; you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation; either version 2 of the License, or
 *    (at your option) any later version.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with this program; if not, write to the Free Software
 *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

/*
 *    Compute.java
 *    Copyright (C) 2000 University of Waikato, Hamilton, New Zealand
 *
 */

package weka.experiment;

import java.rmi.Remote;
import java.rmi.RemoteException;

/**
 * Interface to something that can accept remote connections and execute a task.
 * 
 * @author Mark Hall (mhall@cs.waikato.ac.nz)
 * @version $Revision: 1.5 $
 */
public interface Compute extends Remote {

	/**
	 * Execute a task
	 * 
	 * @param t
	 *            Task to be executed
	 * @exception RemoteException
	 *                if something goes wrong.
	 * @return a unique ID for the task
	 */
	Object executeTask(Task t) throws RemoteException;

	/**
	 * Check on the status of a <code>Task</code>
	 * 
	 * @param taskId
	 *            the ID for the Task to be checked
	 * @return the status of the Task
	 * @exception Exception
	 *                if an error occurs
	 */
	Object checkStatus(Object taskId) throws Exception;
}
